Note 4 - Inventories (Tables)

12 Months Ended

Dec. 31, 2013

Inventory Disclosure [Abstract]

Schedule of Inventory, Current [Table Text Block]

	December 31,
	2013		2012
Raw materials	$	1,611	$	1,649
Finished goods		899		932
Inventories, net	$	2,510	$	2,581